pagedjs-viewer/viewer.css at main · pagedjs/pagedjs-viewer · GitHub

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:root {
	--grid-size: 16px;
	/* Replaced with the resolved page box once a flow has run; until then it
	   only has to keep #output from collapsing to the gap width. */
	--page-inline-size: 50vw;
	--page-block-size: auto;
}

/* Paged.js adopts the transformed print sheet into this document, and adopted
   sheets cascade after every <link>, so an example's own body rules (Moby-Dick
   sets max-width and padding) outrank viewer.css unless these are forced. */
body {
	margin: 0 !important;
	padding: 0 !important;
	max-width: none !important;
	background-color: #fafafa !important;
	background-image: radial-gradient(circle, #ddd 1px, transparent 1px) !important;
	background-size: var(--grid-size) var(--grid-size) !important;
}

#header {
	font-family: monospace;
	font-size: 12px;
	color: #000;
	padding: 12px;
	margin: 0 auto;
}
#header input,
#header button {
	font-family: monospace;
	font-size: 12px;
	padding: 2px 4px;
	margin: 0;
}
#header dd.controls {
	display: flex;
	gap: 4px;
	align-items: baseline;
}
#header dd.controls input[type="text"]:first-child {
	flex: 1;
}
#header dl {
	display: flex;
	flex-wrap: wrap;
	gap: 2px 0;
	margin: 0 auto;
	min-width: 400px;
	max-width: 600px;
	align-items: baseline;
}
#header dt {
	color: #888;
	width: 60px;
	text-align: right;
	margin-right: 12px;
}
#header dd {
	margin: 0;
	flex: 1;
	min-width: calc(100% - 72px);
	min-height: 22px;
}
#header .issue-count {
	color: #c00;
	font-weight: bold;
}

/* Page spread grid */
#output {
	position: relative;
	padding: var(--grid-size);
	max-width: calc(var(--page-inline-size) * 2 + var(--grid-size));
	margin: 0 auto;
}

#output > .error {
	font: 12px/1.5 monospace;
	color: #c00;
	white-space: pre-wrap;
	margin: 0;
}

page-preview {
	display: block;
}

paged-document {
	display: grid;
	grid-template-columns: repeat(2, max-content);
	grid-auto-flow: row;
	gap: var(--grid-size);
	justify-content: center;
}

paged-page[verso] {
	grid-column: 1;
}
paged-page[recto] {
	grid-column: 2;
}

paged-page {
	/* Outranks the component's own `@media screen :host` margin, which would
	   otherwise add to the grid gap. */
	margin: 0;
	zoom: var(--page-scale, 1);
	background: #fff;
	outline: 1px solid #ddd;
}
paged-page.has-issues {
	outline: 2px solid red;
}
/* The component's :host display would otherwise beat the UA [hidden] rule. */
paged-page[hidden] {
	display: none;
}

#overlays {
	position: absolute;
	inset: 0;
	pointer-events: none;
}

/* Fragment borders overlay */
.fragment-overlay {
	position: absolute;
	inset: 0;
	pointer-events: none;
	display: none;
}
.fragment-overlay.active {
	display: block;
}
.fragment-overlay [data-frag-label] {
	position: absolute;
	font: 9px/1 monospace;
	background: rgba(255, 255, 255, 0.75);
	padding: 0 2px;
	white-space: nowrap;
}

@media print {
	#header {
		display: none !important;
	}
	#overlays {
		display: none !important;
	}
	body {
		margin: 0 !important;
		background: none !important;
	}
	#output {
		padding: 0;
		max-width: none;
	}
	paged-document {
		display: block;
	}
	paged-page {
		zoom: 1;
		outline: none;
	}
	paged-page.has-issues {
		outline: none;
	}
}